Southeast hawaii
NDBC buoy 51004
Observed , 49 minutes ago
Hazardous
Fresh ENE winds at 17 kn gusting to 21 kn. High seas seas at 10 ft with 10 second dominant period from the ENE. Water 83°F, air 81°F. This Afternoon: Tropical Storm Conditions Expected S Of 17n And W Of 152w.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneWind
Speed
17kn
Gust
21kn
Direction
70° ENE
Trend
Steady
Last 11 hours16 to 21 kn
Waves
9.8ft
Period
10 s
Direction
72° ENE
Last 11 hours9.2 to 11 ft
Air temp
81°F
80 to 82°F today
Water temp
83°F
83 to 83°F today
Pressure
1009mbar
Tendency
Easing
3 hour change
-1.7 mbar
Last 11 hours1009 to 1011 mbar
Zone forecast
This Afternoon
Tropical Storm Conditions Expected S Of 17n And W Of 152w. Elsewhere, NE Winds 10 To 20 Kt. Seas 6 To 11 Ft. Isolated Thunderstorms NW Half, Scattered Thunderstorms SE Waters.
Tonight
Tropical Storm Conditions Expected S Of 18n And W Of 152w. Elsewhere, NE Winds 10 To 20 Kt. Seas 6 To 10 Ft. Isolated Thunderstorms NW Half, Scattered Thunderstorms SE Waters.
Thursday
Hurricane Conditions Expected S Of 20n And W Of 152w. Elsewhere, NE Winds 15 To 25 Kt. Seas 7 To 11 Ft. Isolated Thunderstorms SE Waters.
Synopsis
Tropical Storm Nolo will continue to slowly move N through Friday, before turning to the W this weekend, and then NW Monday. Hurricane conditions are expected in the offshore waters south of the Big Island through the end of the week, and then over the SE offshore waters into next week.
NWS zone Hawaiian Offshore Waters
Last 24 hours
Every 3 hours, over the last 12 hours. Air 80 to 82°F, water 83 to 83°F, pressure 1,009 to 1,011 mbar over the same window.
Common questions
How often does buoy 51004 report?
Wind, temperature and pressure update about every 10 minutes. Wave height and period update about every 30 minutes.
Can I be notified when conditions change at buoy 51004?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Hawaiian Offshore Waters appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what buoy 51004 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep buoy 51004 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
Station 51004
17°32'17" N 152°13'48" W · 3D43 · owned and maintained by NDBC
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.